ELECTROPLATED NICKEL SILVER OLD SHEFFIELD PLATE AND CLOSE PLATE MAKERS' MARKS FROM 1784 by Mappin, George: Good Soft Cover (1999) | Old Hall Bookshop, ABA ILAB PBFA BA
The Project Gutenberg eBook of Chats on Old Sheffield Plate, by Arthur Hayden.
Old Sheffield Plate makers' marks - SMP Silver Salon Forums
Silver, Old Sheffield Plate & Silverplate - The Farm Antiques, Wells Maine
Silver, Old Sheffield Plate & Silverplate - The Farm Antiques, Wells Maine
Old Sheffield plate: marks and hallmarks of Old Sheffield makers- A-C